Speaker box



FIG. 1 is a front elevational view of a speaker box showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is another front elevational view while in use thereof;

FIG. 8 is another rear elevational view while in use thereof;

FIG. 9 is another left side elevational view while in use thereof;

FIG. 10 is another right side elevational view while in use thereof;

FIG. 11 is another top plan view while in use thereof; and,

FIG. 12 is another bottom plan view while in use thereof.

The broken lines illustrate portions of the speaker box that form no part of the claimed design. 

The ornamental design for a speaker box, as shown and described. 